C During the Cold War
The border in black is considered the line of containment between the first world and the second world countries.
He’s trying to say that it would be almost impossible to continue their journey without having an important part of his mind outwards and shared with the world
The foreign policy of William Howard Taft was largely a continuation of Theodore Roosevelt's, particularly as it related to Latin America. Both presidents advocated an active, even interventionist foreign policy, an approach often called "big stick" diplomacy under Roosevelt.
